US Bridges

Flynn Creek RD 135 over Albion River

Good

Mendocino County, California · CR 135 MP8.13 S Comptche · Structure no. 10C0212

Built
2008
17 years old
Condition
Good
inspected May 2023
Type
Arch - Deck
Concrete
Length
23 ft
1 main span
Daily traffic
670
2008 count
Owner
County
County Highway Agency

About this bridge

Flynn Creek RD 135 over Albion River is a concrete arch - deck carrying Flynn Creek RD 135 over Albion River in Mendocino County, California. It was built in 2008, so it is 17 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 670 vehicles a day, roughly 4% of them trucks, projected to reach 858 by 2041. The structure is 23 ft (7 m) long. If it were closed, the detour would be 34.8 mi (56 km).

CarriesFlynn Creek RD 135
CrossesAlbion River
LocationCR 135 MP8.13 S Comptche
RouteCounty Highway 0
Coordinates39.25396, -123.59098
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span23 ft (7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic670 (2008)
Projected traffic858 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Flynn Creek RD 135 over Albion River built?

It was built in 2008, making it 17 years old in 2025.

What condition is Flynn Creek RD 135 over Albion River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Flynn Creek RD 135 over Albion River carry?

About 670 vehicles per day (2008 count), of which roughly 4% are trucks.

How long is Flynn Creek RD 135 over Albion River?

The structure is 23 ft (7 m) long with a longest span of 23 ft (7 m).

Who owns Flynn Creek RD 135 over Albion River?

It is owned by the County Highway Agency.